Use the equations (1) to (5) to find the value for R1 AND R2.=tc 0.693(R1R2)(C1).(1)td = 0.693(R2)(C1).(2)f = 1/T 1/(tc + td)..(3)Duty cycle (tc)/T=.(4)(5)T = tc + tdA. For frequencies = 15 KHz, 10 KHz, and 5 KHz with a 70% duty cycle.B. For frequency = 10 kHz, generate the waveform for the following duty cycles:90%, 70%, 50%, 30%, and 10%.R100:V1-10VZoo:XSC1TektronixA1VCCRSTOUTR2DISTHRTRICONGNDC1€9.4nFC2=9.4nF555 VIRTUAL

Let's start by calculating the values of R1 and R2 for f=15 kHz.Given:Duty cycle D=0.7Frequency f=15…

Answered: Use the equations (1) to (5) to find…

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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Similar questions

A signal transmission line which has a source impedance of 75Ω is to be connected to a signal strength meter of impedance 50Ω which has a maximum display of 18dB. Calculate the values of resistors required in an L-pad attenuator circuit to operate the meter at maximum power (towards small impedance). And also determine minimum insertion loss and minimum attenuation in dB.
A 1500 KHz carrier with amplitude of 50 V is amplitude modulated by 2 –KHz sine wave tone with a peak voltage of 15 V. Determine the modulation index, percent modulation, the upper and lower sideband frequencies, bandwidth of the wave, and write the AM equation.
A given FM transmitter is modulated with a single sinusoid, the output for no load power is 100W into 50Ω resistive load. Then, the frequency of the modulating signal is carefully adjusted from zero until the modulated carrier encountered its zero amplitude as observed in spectrum analyzer. Under these conditions, determine the: (Use the provided Bessel table) a. the modulation index and the number of significant sideband b. total power on its significant sidebands. c. relative total power of the carrier and each of sideband. Ans. (a) Mf =2.4, N=5; (b) 99.86 W; b Pc=0W, P1=27.04W, P2=18.49W, P3=4W, P4=0.36W, P5=0.04W
For the frequency modulated signal given below, find (a) instantaneous frequency (b) deviation ratio, (c) frequencydeviation, and (d) transmission bandwidth by using Carson’s rule.
Q2 (B) Given m(t) = sin 2000 πt, kf = 200,000π, and kp = 8000 π.Find frequency deviation, Δf, for(i) Frequency Modulated (FM) signal(ii) Phase Modulated (PM) signal.
The equation of an angle-modulated voltage is v = 10 sin (l08t + 3 sin 104,). What form of angle modulation is this? Calculate the carrier and modulating frequencies, the modulation index and deviation, and the power dissipated in a 100-ohm resistor.
With the aid of diagrams, show and explain how phase locking is used to: demodulate a frequency-modulated (FM) signal. generate a range of frequencies from a single stable frequency source. synchronise an undersampled signal to the carrier frequency.
A cellular service provider decides to use a digital TDMA scheme which can tolerate a signal- to-interference ratio of 15 dB in the worst case. Find the optimal value of N for(a) omnidirectional antennas, (b) 120° sectoring, and (c) 60° sectoring. Should sectoring beused? If so, which case (60° or 120°) should be used? (Assume a path loss exponent of n=4and consider trunking efficiency.)
What is the difference between classical or frequency domain and modern or time domain? And give an REAL LIFE example for each domain.
In Amplitude modulation, Vestigal Side Band (VSB) is one of the technique used to overcome its limitations in terms of power and bandwidth. With this in mind; a. Explain how a VSB signal is generated in the transmitter. b. Draw and compare the frequency spectrum of the original message signal and the spectrum of the VSB signal in a frequency domain. c. Show how the bandwidth of VSB is calculated by writing the equation. d. Give one application of VSB in broadcasting.
A cellular service provider decides to use a digital TDMA scheme which can tolerate a signal- to-interference ratio of 15 dB in the worst case.i. Find the optimal value of N for the following scenarios:a) Omnidirectional antennas,b) 120° sectoring,c) 60° sectoring.ii. Should sectoring be used? If so, which case (60° or 120°) should be used? (Assume a path loss exponent of n = 4 and consider trunking efficiency.)
A 162-MHz carrier is deviated by 12 kHz by a 2-kHz modulating signal. The maximum deviation of an FM carrier with a 2.5-kHz signal is 4 kHz. Compute the bandwidth occupied by the signal, by using the conventional method and Carson’s rule. Sketch the spectrum of each signal, showing all significant sidebands and their exact amplitude.

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